Home / 5,900.40-8,135.64-3,541.68

Finding the Fourth Proportional to 5,900.40, 8,135.64 and 3,541.68

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Solution

The fourth proportional to 5,900.40, 8,135.64 and 3,541.68 is: 4,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.40 : 8,135.64 = 3,541.68 : x
  2. Step 2: Convert to fraction form
    5,900.40/8,135.64 = 3,541.68/x
  3. Step 3: Cross multiply
    5,900.40x = 8,135.64 × 3,541.68
  4. Step 4: Simplify right side
    5,900.40x = 28,813,833.48
  5. Step 5: Solve for x
    x = 28,813,833.48/5,900.40
  6. Step 6: Final answer
    x = 4,883.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.